Hidrostatiskie līmeņa sensoriMJK offers dozens of models of submersible level transmitters for open tanks, wells, basins and reservoirs. Each has its own application-specific design and easily handles rough environments, heavily polluted water and aggressive liquids. Selected models are UL and Atex approved for use in explosive environments. Lai iegūtu vairāk informācijas, veiciet nospiedienu uz attēla vai produkta virsraksta. Detalizētu informāciju par izvēlēto produktu jūs varat iegūt, lejupielādējot tehniskās dokumentācijas failu. Hydrostatic TransmittersMJK offers a full series of water level transmitters designed for immersion in open tanks, wet-wells, ground water and reservoirs. Expert 700 | | | Level transmitter has a small external diameter - 16 mm - and is made of 316L stainless steel. The transmitter is designed for measuring levels in water wells. |
The MJK expert 700 is an accurate 2-wire transmitter with a piezoresistive measuring system with direct air pressure and temperature compensation and built-in surge protection. Highlights - Application: Water wells
- AISI 316L housing
- Stainless steel (1.4404/AISI 316 L) diaphragm
- Ø 16mm outer diameter
- Programble zero point and span with flexible measuring ranges
- Measuring ranges between 0 - 30 m and 0 - 100m
- Measurement and stability accuracy better than ± 0.5 %
- Output signal 2-wire 4 - 20 mA (700) or Modbus® RS 485 (700 Digital)
- PE cable
- Ligthning surge resistance
Tehnisko datu fails : Expert 7XXX.pdf
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Expert 1400 | | | Level transmitter with improved accuracy for both high and low measuring ranges. |
The transmitters are approved for mounting in explosion hazardous areas. It has a capacitive measuring system and built-in breather tube for direct air pressure compensation. Highlights - Application: Water wells, water storage and processing
- AISI 316L housing
- Ceramic diaphragm
- Ø 22mm outer diameter
- Programmable zero point and span with flexible measuring ranges
- Measuring ranges between 0 - 30 cm and 0 - 300m
- Accuracy better than ± 0.1 % and stability 0.1 %/year
- 2-wire 4 - 20 mA output signal
- PUR cable
- Ligthning surge resistance
Tehnisko datu fails : Expert 7XXX.pdf
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Expert 7050 | | | Pressure transmitter has Piezo-resitive measuring principle and absolute pressure measuring system. |
Highlights - Application: Wastewater and process water
- PP housing reinforced with 6 mm iron bars
- Stainless steel (1.4404/AISI 316 L) diaphragm
- Ø 60 mm outer diameter
- Measuring range 0 - 2 bar (0-10m WC)
- Measurement and stability accuracy better than ± 0.5 %
- Output signal 2-wire 4 - 20 mA (absolute)
- High pull strength (1000 kg) PUR cable
Tehnisko datu fails : Expert 7050.pdf
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Expert 7060 | | | Level transmitter is one of the most popular transmitters, sturdy design made for level measuring in waste water aplications around the world. |
The transmitter is suitable for measuring level in wastewater pumping stations, tanks and containers at sewage plants, water works, as well as in industrial plants. Highlights - Application: Wastewater and process water
- PP housing reinforced with iron bars
- Stainless steel (1.4404/AISI 316 L) diaphragm
- Ø 60 mm outer diameter
- Programble zero point and span with flexible measuring ranges
- Measuring ranges between 0 - 2 m up to 0 - 300m
- Measurement and stability accuracy better than ± 0.25 %
- Output signal 2-wire 4 - 20 mA (7060) or Modbus RS 485 (7060 Digital)
- High pull strength (1000 kg) PUR cable
Tehnisko datu fails : Expert 7XXX.pdf
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Expert 7070 | | | Level transmitter has small external diameter and is made completely in acid proof steel. The transmitter is designed for measuring levels in water wells and drinking water tanks. |
The Expert hydrostatic level transmitter 7070 has piezoresistive measuring system with direct air pressure compensation through a tube in the cable. Highlights - Application: Water wells, water storage and processing
- AISI 316L housing
- Stainless steel (1.4404/AISI 316 L) diaphragm
- Ø 22 mm outer diameter
- Programble zero point and span with flexible measuring ranges
- Measuring ranges between 0 - 2 m up to 0 - 300m
- Measurement and stability accuracy better than ± 0.25 %
- Output signal 2-wire 4 - 20 mA (7070) or Modbus® RS 485 (7070 Digital) PT100 for on-line temperature measurement (7070T)
- PUR cable
Tehnisko datu fails : Expert 7XXX.pdf
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Expert 3400 | | | Hydrostatic level transmitter with improved accuracy for both high and low measuring ranges. |
The transmitters are approved for mounting in explosion hazard areas. It has a capacitive measuring system and built-in breather tube for direct air pressure compensation. Highlights - Application: Drinking, waste and process water, chemical resistant and can be used in tanks with chemicals such as a range of acids, bases and ferric chloride
- PPS plastics housing
- Ceramic diaphragm, 99,9 % pure
- Ø 50 mm outer diameter
- Programble zero point and span with flexible measuring ranges
- Measuring ranges between 0 - 30 cm and 0 - 300m
- Improved accuracy better than ± 0.1 % and stability 0.1 %/year
- 2-wire 4 - 20 mA Output signal
- High pull strength (1000 kg) PUR cable
Tehnisko datu fails : Expert 7XXX.pdf
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AccessoriesHere you can find the right accessories for your Expert level equipment. Expert Link | | | For support of the Expert 1400 og 3400 series, use with 203990 PC Interface. |
Software
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Read-Prog Link | | | For support of the Expert 7060-7070 and 1100-2100 series, use with 203992 PC Interface. |
Software
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Transmitter Connection Box | | | Connection box for level transmitter cabels (4-20 mA). |
Highlights
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Mounting Bracket | | | |
Material - Sheet steel, hot galvanised
- Fibreglass reinforced PA-material, black
- PVC
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Isolator | | | The isolator is an integrated unit including active components with low power consumption. |
A power supply provides power to the pressure transmitter through a galvanic separator such that neither current nor voltage exceeds the specified values. Highlights - Supply 5-35 V DC, loop powered, lead breakage monitoring
- Output signal single channel 4 - 20 mA
- Temperature, ambient -20°C to 60°C
- Enclosure IP20
- Approvals CE-Conformity, Directive 89/336/EC EN 50081-2, EN 50082-2
- EC-Type examination certificate BAS 98 ATEX 7343
- UL certificate No E106378 UL
- Group, category, type of protection Ex II (1) G D EEx ia IIC (-20°C ? Tamb ? 60°C) (for zone 1 and 2)
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Zener Barrier | | | The zener barrier is a passive unit requiring a safe grounding connection based on the ATEX regulations. |
The Zener barrier contains of a number of Zener diodes for voltage protection. A safety fuse will blow if the current exceeds the limits. Highlights - Nominal data 28 V, 300
- Intrinsically safe characteristics for (EEx ia) IIC
- UZ = 28 V, Rmin = 301, IK = 93 mA, Pmax = 0,65 W, Cmax = 0,083°F
- Lmax = 3,05 mH, L/R ratio: 56
- Fuse rating 50 mA
- Temperature, ambient -20°C to 60°C
- Enclosure IP20
- EC-Type examination certificate BAS 01 ATEX 7005
- UL certificate No E106378 UL
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Cables | | | Cables for Expert 7070 and 1400, 7070 W/O tube, 7060 and 3400 |
Highlights - 4 x 1.0mm² (AWG 18/19)
- Colours
- PUR
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